1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
|
package app.fedilab.android.mastodon.helper;
import android.content.Context;
import android.content.SharedPreferences;
import android.graphics.Canvas;
import android.graphics.Paint;
import android.graphics.drawable.Animatable;
import android.graphics.drawable.Drawable;
import android.text.SpannableStringBuilder;
import android.text.style.ReplacementSpan;
import android.view.View;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.preference.PreferenceManager;
import com.bumptech.glide.Glide;
import com.bumptech.glide.request.target.CustomTarget;
import com.bumptech.glide.request.target.Target;
import com.bumptech.glide.request.transition.Transition;
import java.lang.ref.WeakReference;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import app.fedilab.android.R;
import app.fedilab.android.mastodon.client.entities.api.Emoji;
import app.fedilab.android.mastodon.client.entities.api.Status;
public class CustomEmoji extends ReplacementSpan {
private float scale;
private final WeakReference<View> viewWeakReference;
private Drawable imageDrawable;
private boolean callbackCalled;
CustomEmoji(WeakReference<View> viewWeakReference) {
Context mContext = viewWeakReference.get().getContext();
this.viewWeakReference = viewWeakReference;
SharedPreferences sharedpreferences = PreferenceManager.getDefaultSharedPreferences(mContext);
scale = sharedpreferences.getFloat(mContext.getString(R.string.SET_FONT_SCALE), 1.1f);
if (scale > 1.3f) {
scale = 1.3f;
}
callbackCalled = false;
}
public SpannableStringBuilder makeEmoji(SpannableStringBuilder content, List<Emoji> emojiList, boolean animate, Status.Callback callback) {
if (emojiList != null && emojiList.size() > 0) {
int count = 1;
for (Emoji emoji : emojiList) {
Matcher matcher = Pattern.compile(":" + emoji.shortcode + ":", Pattern.LITERAL)
.matcher(content);
while (matcher.find()) {
CustomEmoji customEmoji = new CustomEmoji(new WeakReference<>(viewWeakReference.get()));
content.setSpan(customEmoji, matcher.start(), matcher.end(), 0);
Glide.with(viewWeakReference.get())
.asDrawable()
.load(animate ? emoji.url : emoji.static_url)
.into(customEmoji.getTarget(animate, count == emojiList.size() && !callbackCalled ? callback : null));
}
count++;
}
}
return content;
}
@Override
public int getSize(@NonNull Paint paint, CharSequence charSequence, int i, int i1, @Nullable Paint.FontMetricsInt fontMetricsInt) {
if (fontMetricsInt != null) {
Paint.FontMetrics fontMetrics = paint.getFontMetrics();
fontMetricsInt.top = (int) fontMetrics.top;
fontMetricsInt.ascent = (int) fontMetrics.ascent;
fontMetricsInt.descent = (int) fontMetrics.descent;
fontMetricsInt.bottom = (int) fontMetrics.bottom;
}
return (int) (paint.getTextSize() * scale);
}
@Override
public void draw(@NonNull Canvas canvas, CharSequence charSequence, int start, int end, float x, int top, int y, int bottom, @NonNull Paint paint) {
if (imageDrawable != null) {
canvas.save();
int emojiSize = (int) (paint.getTextSize() * scale);
imageDrawable.setBounds(0, 0, emojiSize, emojiSize);
int transY = bottom - imageDrawable.getBounds().bottom;
transY -= paint.getFontMetrics().descent / 2;
canvas.translate(x, (float) transY);
imageDrawable.draw(canvas);
canvas.restore();
}
}
public Target<Drawable> getTarget(boolean animate, Status.Callback callback) {
return new CustomTarget<Drawable>() {
@Override
public void onResourceReady(@NonNull Drawable resource, @Nullable Transition<? super Drawable> transition) {
View view = viewWeakReference.get();
if (animate && resource instanceof Animatable) {
Drawable.Callback drawableCallBack = resource.getCallback();
resource.setCallback(new Drawable.Callback() {
@Override
public void invalidateDrawable(@NonNull Drawable drawable) {
if (drawableCallBack != null) {
drawableCallBack.invalidateDrawable(drawable);
}
view.invalidate();
}
@Override
public void scheduleDrawable(@NonNull Drawable drawable, @NonNull Runnable runnable, long l) {
if (drawableCallBack != null) {
drawableCallBack.scheduleDrawable(drawable, runnable, l);
}
}
@Override
public void unscheduleDrawable(@NonNull Drawable drawable, @NonNull Runnable runnable) {
if (drawableCallBack != null) {
drawableCallBack.unscheduleDrawable(drawable, runnable);
}
}
});
((Animatable) resource).start();
}
imageDrawable = resource;
if (view != null) {
view.invalidate();
}
if (callback != null && !callbackCalled) {
callbackCalled = true;
callback.emojiFetched();
}
}
@Override
public void onLoadCleared(@Nullable Drawable placeholder) {
}
};
}
}
|
